"very easy to navigate and very good pricing"
"They always treat me well and shipping is always early "
"never a bad transaction with extreme psi"
"good good good good good "
"Thanks for stocking our dsm stuff, much appresh."
"Good stocks and prices however ordering process might be easier."
"I contacted and told them I was having trouble navigating their website and sent them a parts list, they sent me individual links in a email.
Awesome people 5 stars "
"Simple and had what I needed "
"certain other companyin NY forwards their phone after a certain time and "was unavailable" because "all hand are on deck in shipping" GTFOH thanks for picking up the phone !!!!!! "
"excellent service..highly recommended"
"Thank you for exceptional service every time!"
"easy to navigate website, great communication from yall if something is back ordered and good prices"
"I bought junk injectors off ebay ... regret it. i believe extreme psi will send the correct ones thanx"
"easy purchase, best price "
"This is by far one of the best sites to visit for car parts"